/**
 * 数据库连接
 */

const mongoose = require("mongoose");
const config = require("./index");
const log4js = require("./../utils/log4j");
mongoose.connect(config.URL);

const db = mongoose.connection;

db.on("error", () => {
  log4js.error("***数据库连接失败***");
});

db.on("open", () => {
  log4js.info("***数据库连接成功***");
});
